MATERIAL – The Rick Hat is made OF an acrylic material. SIZE – The Rick and Morty Hat is abe to fit most sizes. OFFICIALLY LICENSED – The RIck and Morty Beanie is officially licensed and 100% authentic. GREAT GIFT – This is the perfect Rick and Morty Gift for fans! COLD WEATHER – The Rick and Morty Knit Hat is the best way to stay fashionably warm during the cold weather!